1066240127507 has 2 divisors, whose sum is σ = 1066240127508. Its totient is φ = 1066240127506.

The previous prime is 1066240127501. The next prime is 1066240127509. The reversal of 1066240127507 is 7057210426601.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1066240127507 - 2¹² = 1066240123411 is a prime.

It is a super-2 number, since 2×1066240127507² (a number of 25 digits) contains 22 as substring.

Together with 1066240127509, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1066240127501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 533120063753 + 533120063754.

It is an arithmetic number, because the mean of its divisors is an integer number (533120063754).

Almost surely, 2^{1066240127507} is an apocalyptic number.

1066240127507 is a deficient number, since it is larger than the sum of its proper divisors (1).

1066240127507 is an equidigital number, since it uses as much as digits as its factorization.

1066240127507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 141120, while the sum is 41.

The spelling of 1066240127507 in words is "one trillion, sixty-six billion, two hundred forty million, one hundred twenty-seven thousand, five hundred seven".